It's Okay to Not Be Okay Oyuncuları

Yaratıcı	Park Shin-woo Jo Yong
Yönetmen	Park Shin-woo
Oyuncu
Kim Soo-hyun Moon Gang-tae
Seo Yea-ji Ko Moon-young
Park Gyu-young Nam Joo-ri
Oh Jung-se Moon Sang-tae
Park Jin-joo Yoo Seung-jae
Kim Chang-wan Oh Ji-wang
Jang Young-nam Park Haeng-ja
Kim Mi-kyeong Kang Soon-deok
Kang Ki-doong Jo Sae-joo
Jeong Jae-kwang Joo Jeong-tae
Kim Ju-hun Lee Sang-in
Lee Eol Go Dae-hwan
Jang Gyu-ri Seon-byul
Choi Woo-sung Oh Cha-yong
Chi Hae-won Lee Ah-reum
Jung Ji-hwan Publishing Co. Staff
Kim Ki-chun Kan Pil-ong
Seo Joon Kwon Min-seok
Ha Kyoung-min Psychiatrist at OK Psychiatric Hospital
Kang Ji-eun Park Ok-ran
Joo In-young Yoo Sun-hae
Kim Su-in Young Go Moon-young
Moon Woo-jin Young Moon Gang-tae
Lee Kyu-sung Young Moon Sang-tae
Choi Hee-jin Kang-tae and Sang-tae's Mother
Jung Ji-hyun Publishing House Staff
Cheon So-Ra Publishing House Staff
Go Han Min Publishing House Staff
Yu Yeon Seok Publishing House Staff
Bae Hae-sun Kang Eun-ja
Kwak Dong-yeon Kwon Ki-do / Kwon Man-su's Son
Woo Jeong Won Do Hee Jae [Moon Young's mother]
Lee Young-Sook [Kwon Man Su's wife]
Han Gi-joong Kwon Man Su
Kang Woo-Je [Kwon Man Su's assistant]
Park Seo-Kyung Nam Joo Ri [Child]
Kwon Ha-Young [Kang Eun Ja's daughter]
Bae Yu-ri [Man Su's daughter]
Daniel Choi CEO Choi Daniel
Jung Sang-hoon Motel Clerk
Bo-ram Bae Myoung Ji-Suk
Cho Si-Yeon Lee Seul Bi [Girl who is a fan of Go Moon Young]
Min Young [Lee Seul Bi's mother]
Kim Jin [Nurse]
Son Kang-gook Kim Seung Cheol [Patient]
Kwon Ye-Eun Go Eun [Kim Seung Cheol's daughter]
Kim Woo-gyeom [Caregiver]
Kim Tae-Hoon [Doctor]
Yu Seung-il [Angry professor]
Jung Seung-kil [Book critic]
Kim Gun-ho [Book signing parent]
Lee Ji-hae [Book signing parent]
Jo Yi-hyun [Dinosaur boy]
Kwon Dong-Ho [Lee Ah Reum's ex-husband]
Lee Hwa-Young [Lee Ah Reum's mother]
Jun Joon Woo [Lee Ah Reum's brother]
Lee Sun-Young [Nurse]
Min Kyung-jin [Yoo Sun Hae's father]
Bae Sung-il [Detective]
Kim Yun Seul [Kindergarden girl]
Choi Se-In [Kindergarten girl]
Kim Sang-Il [Admin manager]
Park Chul-Min [TV reporter]
Müzik Yönetmeni
Nam Hye-seung
Müzik
Nam Hye-seung
Üretim Hizmetleri
So Jae-hyun
Yapımcı
Kim Yoon Jin
Görüntü Yönetmeni
Kim Dong-young
Kostüm Tasarımı
Cho Sang-kyung
Dövüş Sanatları Koreografı
Yang Gil-yeong